From b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b Mon Sep 17 00:00:00 2001
From: priyanka
Date: Wed, 24 Jun 2015 15:03:17 +0530
Subject: initial commit / add all books

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 3281/CH9/EX9.15/ex9_15.sce |  21 +++++++++++++++++++++
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+//Page Number: 488
+//Example 9.15
+clc;
+//Given
+L=10D-6; //m
+f=10D+9; //Hz
+e=1.6D-19;
+n0=2D+20; //m3
+E=3200D+2; //V/m
+
+//Current density
+vd=L*f;
+J=n0*e*vd;
+disp('A/m sqr',J,'Current density:');
+
+//Negative electron mobility
+mu=-vd/E;
+disp('cm sqr/Vs',mu*10000,'Negative electron mobility:');
+
+//Answer for Negative electron mobility is 3125 but it is given as 3100
+
-- 
cgit